638860121

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2707}}^1$

素因数の和:3092

約数の個数: 16

約数和(自身を含む): 690475008

約数和(自身を除く): 51614887

約数列:

[1, 23, 31, 331, 713, 2707, 7613, 10261, 62261, 83917, 236003, 896017, 1930091, 20608391, 27776527, 638860121]

約数ペア:

[(1, 638860121), (23, 27776527), (31, 20608391), (331, 1930091), (713, 896017), (2707, 236003), (7613, 83917), (10261, 62261)]